Thanks, I think this is a good tip. On Saturday, 6 September 2014 18:16:59 UTC+10, Joe Barnhart wrote: > > File this under "stupid but useful web2py tricks".... > > I have a database that I need to populate from an ASCII text file. I've > been tearing my hair out parsing the file and doing all the formatting by > hand for every field, and then inserting the data into the table. What a > joy to find "validate_and_insert" which runs the data through the Field > validators first before inserting the data. > > My date fields, for instance, are written in the text file in compressed > form, like "MMDDYYYY" with no delimiters. I just set the validator on that > Field first to IS_DATE(format="%m%d%Y") and it takes care of the conversion > automatically. This is a real timesaver! > > I did notice that I need to null out some of the fancier validators that > use more than one field on table updates that don't include all the needed > fields. Caveat emptor. I dunno if it is marginally faster or slower than > me doing it by hand, but I can tell you its a whole lot more maintainable, > and that is the real winner long term. > > -- Joe > >
-- Resources: - http://web2py.com - http://web2py.com/book (Documentation) - http://github.com/web2py/web2py (Source code) - https://code.google.com/p/web2py/issues/list (Report Issues) --- You received this message because you are subscribed to the Google Groups "web2py-users" group. To unsubscribe from this group and stop receiving emails from it, send an email to web2py+unsubscr...@googlegroups.com. For more options, visit https://groups.google.com/d/optout.